Saxifraga cochlearis minus

A silver rock crevice or trough delight.

Miniature silver domes of tightly packed rosettes and slim stems of dainty white flowers in summer. H8cm x W10cm. Open sunny position in well-drained soil with extra lime. A tiny version as you would expect. Increases well.

Third image from wikimedia by Ghislain118 http://www.fleurs-des-montagnes.net